﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Input;
using Microsoft.Win32;
using System.Windows;
using System.Xml;

namespace SHomeWorkshop.LunarMind.Commands
{
    /// <summary>
    /// 以此类为模板，制作自定义命令类
    ///     共需要修改１０处！！！
    /// ==============================
    /// 
    /// 设置文档内间距命令。
    /// ★①，修改类名。
    /// </summary>
    public static class SetDocumentBackgroundCommand
    {
        private static RoutedUICommand routedUICmd;//创建私有字段

        public static RoutedUICommand RoutedUICmd//创建只读静态属性
        {
            get { return routedUICmd; }
        }

        /// <summary>
        /// ★②，修改静态构造方法名。
        /// </summary>
        static SetDocumentBackgroundCommand()//类型构造器
        {
            //★③，修改两个字符串参数名。★④以及第三个参数的类型名。
            routedUICmd = new RoutedUICommand(
                "SetDocumentBackgroundCommand",
                "SetDocumentBackgroundCommand",
                typeof(SetDocumentBackgroundCommand),//创建RoutedUICommand对象
                null//不需要快捷键。
                );

            cmdBinding.Command = routedUICmd;
            cmdBinding.CanExecute += new CanExecuteRoutedEventHandler(cmdBinding_CanExecute);
            cmdBinding.Executed += new ExecutedRoutedEventHandler(cmdBinding_Executed);
        }

        private static CommandBinding cmdBinding = new CommandBinding();

        public static CommandBinding CmdBinding
        {
            get { return cmdBinding; }
        }

        static void cmdBinding_Executed(object sender, ExecutedRoutedEventArgs e)
        {
            //★⑦，修改此方法的实现。

            ModifingItem mi = new ModifingItem()
            {
                IsNeedRefreshRelations = true,
                ModifingName = "设置文档背景"
            };

            Action actAddDocumentBackground = new Action(null, -1, null, "DocumentBackground",
                Globals.MainWindow.DocumentBackgroundBrushText,e.Parameter as string,
                ActionType.SetDocumentBackground);

            Globals.MainWindow.DocumentBackgroundBrushText = e.Parameter as string;

            mi.Add(actAddDocumentBackground);

            Globals.MainWindow.Do(mi);
            Globals.MainWindow.IsModified = true;
        }

        static void cmdBinding_CanExecute(object sender, CanExecuteRoutedEventArgs e)
        {
            //★⑧，修改此方法的实现。
            e.CanExecute = true; return;//总是可以执行的。
        }
    }
}
